Home / 27,531.72-37,994.04-14,956.56

Finding the Fourth Proportional to 27,531.72, 37,994.04 and 14,956.56

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Solution

The fourth proportional to 27,531.72, 37,994.04 and 14,956.56 is: 20,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,531.72 : 37,994.04 = 14,956.56 : x
  2. Step 2: Convert to fraction form
    27,531.72/37,994.04 = 14,956.56/x
  3. Step 3: Cross multiply
    27,531.72x = 37,994.04 × 14,956.56
  4. Step 4: Simplify right side
    27,531.72x = 568,260,138.90
  5. Step 5: Solve for x
    x = 568,260,138.90/27,531.72
  6. Step 6: Final answer
    x = 20,640.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.